 Alunite, K 2 O.3A1 2 O 3 .4SO 3 .6H 2 O, is a white or faintly pink mineral which in some of its occurrences closely resembles kaolin and sericite. It is formed from either hot or cold solutions. It is not known to have formed under high temperature and...  The Enrichment of Ore Deposits - Page 480by William Harvey Emmons - 1917 - 530 pagesFull view - About this book
 | Gurdon Montague Butler - Mineralogy - 1908 - 332 pages
...statues, vases, etc. Gypsum is also sometimes powdered and used to improve soils. See Fig. 86. •* 800. ALUNITE. K 2 O.3A1 2 O 3 .4SO 3 .6H 2 O. Hardness3.5-4. Lustre. — Dull when massive; vitreous when crystalline. Color. — White with a very... | |
 | Gurdon Montague Butler - Mineralogy - 1908 - 338 pages
...statues, vases, i Gypsum is also sometimes powdered and used to impr soils. See Fig. 86. nd f( 800. ALUNITE. K 2 O.3A1 2 O 3 .4SO 3 .6H 2 O. Hardness3.5-4. Lustre. — Dull when massive ; vitreous when crystalline. Color. — White with a very... | |
 | Ulysses Sherman Grant, Daniel F. Higgins - Glaciers - 1913 - 800 pages
...extensively developed—for example, in the Broken Hill lode, Australia. 1 Alunite, K,O.3Al,O r 4SO,.6H,O, is a white or faintly pink mineral which in some of...great pressure. The alunitic deposits of Goldfield, Rabbit Hole, and Alunite, Xev., and of the Rosita Hills and Rico, Colo., have been formed presumably... | |
 | United States - 1913 - 754 pages
...developed.—for example, in the Broken Hill lode, Australia. 2 Alunite, K 2 0.3A1 3 0 3 .4SO 5 .6H,O, is a white or faintly pink mineral which in some of its occurrences closely resembles kaolin said sericite. It is formed from either hot or cold solutions. It is n* known to have formed under... | |
 | California. Division of Mines - 1914 - 244 pages
...Ro. Ruthenium, Ru. POTASSIUM. Sylvite. KC1. Kalinite, K 2 SO,.A1 2 (SO 4 ) 3 .24H 2 O. Niter, KNO 8 . Alunite, K 2 O.3A1 2 O 3 .4SO 3 .6H 2 O. Arcanito, K 2 SO 4 . Jarosite, K 2 O.3Fe 2 O 3 .4SO 3 .6H 2 O. Also several potassium silicates, chief... | |
 | Geology - 1907 - 908 pages
...LESLIE RANSOME. INTRODUCTION. Alunite, a hydrous sulphate of potassium and aluminium with the formula K 2 O.3A1 2 O 3 .4SO 3 .6H 2 O, is one of those minerals the apparent rarity of which is probably due in no small measure to inconspicuousness.... | |
 | California. Division of Mines and Geology, California. Division of Mines - Geology - 1923 - 344 pages
...Niter, KNO,. Aphthitalite, (K,Na) 2 SO 4 . Arcanitc, K.SO 4 . Kalinite. K 2 SO,.Al : (gO 4 ) 3 .24H s O. Alunite, K 2 O.3A1 2 O 3 .4SO 3 .6H 2 O. Jarosite, K 2 O.3Fe 2 O 3 .4SO 3 .6H 2 O. SELENIUM. SILICON. Pyroxene, Ca (Mp.Fe) Si,O 0 + (Al.Fe)... | |
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